Source code of Windows XP (NT5)
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157 lines
5.4 KiB

#ifndef _DUIINFO_
#define _DUIINFO_
#include "defviewp.h"
#include "duiview.h"
#include "prop.h"
class CNameSpaceItemUIProperty
{
public:
virtual ~CNameSpaceItemUIProperty();
STDMETHODIMP GetPropertyDisplayName(SHCOLUMNID scid, WCHAR* pwszPropDisplayName, int cchPropDisplayName);
STDMETHODIMP GetPropertyDisplayValue(SHCOLUMNID scid, WCHAR* pwszPropDisplayValue, int cchPropDisplayValue, PROPERTYUI_FORMAT_FLAGS flagsFormat);
STDMETHODIMP GetInfoString(SHCOLUMNID scid, WCHAR* pwszInfoString, int cchInfoString);
protected:
HRESULT _GetPropertyUI(IPropertyUI** ppPropertyUI);
void _SetParentAndItem(IShellFolder2 *psf, LPCITEMIDLIST pidl);
private:
CComPtr<IPropertyUI> m_spPropertyUI;
IShellFolder2 *m_psf; // alias to current psf
LPCITEMIDLIST m_pidl; // alias to current relative pidl
};
class CNameSpaceItemInfoList : public Element, public CNameSpaceItemUIProperty
{
public:
// ClassInfo accessors (static and virtual instance-based)
static IClassInfo* Class;
virtual IClassInfo* GetClassInfo() { return Class; }
static HRESULT Register();
static STDMETHODIMP Create(Element** ppElement) { return Create(NULL, NULL, NULL, ppElement); }
static STDMETHODIMP Create(CDUIView* pDUIView, Value* pvDetailsSheet,IShellItemArray *psiItemArray,
Element** ppElement);
STDMETHODIMP Initialize(CDUIView* pDUIView, Value* pvDetailsSheet,IShellItemArray *psiItemArray);
// Window procedure for catching the "info-extraction-done" message
// from CDetailsSectionInfoTask::RunInitRT
static LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam,
LPARAM lParam);
private:
HRESULT _AddMiniPreviewerToList(IShellFolder2 *psf, LPCITEMIDLIST pidl);
HRESULT _OnMultiSelect(IShellFolder2 *psfRoot, LPIDA pida);
CDUIView* m_pDUIView;
};
class CNameSpaceItemInfo : public Element
{
public:
// ClassInfo accessors (static and virtual instance-based)
static IClassInfo* Class;
virtual IClassInfo* GetClassInfo() { return Class; }
static HRESULT Register();
static STDMETHODIMP Create(Element** ppElement) { return Create(L"", ppElement); }
static STDMETHODIMP Create(WCHAR* pwszInfoString, Element** ppElement);
STDMETHODIMP Initialize(WCHAR* pwszInfoString);
};
class CMiniPreviewer : public Element
{
public:
~CMiniPreviewer();
// ClassInfo accessors (static and virtual instance-based)
static IClassInfo* Class;
virtual IClassInfo* GetClassInfo() { return Class; }
static HRESULT Register();
static STDMETHODIMP Create(Element** ppElement) { return Create(NULL, NULL, NULL, ppElement); }
static STDMETHODIMP Create(CDUIView* pDUIView, IShellFolder2 *psf, LPCITEMIDLIST pidl, Element** ppElement);
STDMETHODIMP Initialize(CDUIView* pDUIView, IShellFolder2 *psf, LPCITEMIDLIST pidl);
// Window procedure for catching the "image-extraction-done" message
// from m_pDUIView->m_spThumbnailExtractor2
static LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
protected:
CDUIView* m_pDUIView;
};
class CBitmapElement : public Element
{
public:
// ClassInfo accessors (static and virtual instance-based)
static IClassInfo* Class;
virtual IClassInfo* GetClassInfo() { return Class; }
static HRESULT Register();
static STDMETHODIMP Create(Element** ppElement) { return Create(NULL, ppElement); }
static STDMETHODIMP Create(HBITMAP hBitmap, Element** ppElement);
STDMETHODIMP Initialize(HBITMAP hBitmap);
};
typedef struct
{
SHCOLUMNID scid;
BSTR bstrValue;
BSTR bstrDisplayName;
} DetailsInfo;
// A wrapper class around a DetailsInfo array. See CDetailsSectionInfoTask for its use.
class CDetailsInfoList
{
public:
CDetailsInfoList();
~CDetailsInfoList();
DetailsInfo _diProperty[20]; // A max of 20 properties allowed
int _nProperties; // The count of properties
};
// Task used to extract the Details Section info in the background:
// Given a pidl, this task extracts the display names and display values
// of properties mentioned by SCID_WebViewDisplayProperties.
// Once the extraction is done, it posts uMsg to hwndMsg
// with lParam == pointer to an object of CDetailsInfoList
// wParam == the ID of the info extraction, the results of which are in lParam
class CDetailsSectionInfoTask : public CRunnableTask, public CNameSpaceItemUIProperty
{
public:
CDetailsSectionInfoTask(HRESULT *phr, IShellFolder *psfContaining, LPCITEMIDLIST pidlAbsolute, HWND hwndMsg, UINT uMsg, DWORD dwDetailsInfoID);
STDMETHODIMP RunInitRT();
protected:
~CDetailsSectionInfoTask();
// Helper functions
HRESULT _GetDisplayedDetailsProperties(IShellFolder2 *psf, LPCITEMIDLIST pidl, WCHAR* pwszProperties, int cch);
void _AugmentDisplayedDetailsProperties(LPWSTR pszDetailsProperties, size_t lenDetailsProperties);
LPWSTR _SearchDisplayedDetailsProperties(LPWSTR pszDetailsProperties, size_t lenDetailsProperties, LPWSTR pszProperty, size_t lenProperty);
IShellFolder * _psfContaining; // AddRef()'d
LPITEMIDLIST _pidlAbsolute; // SHILClone()'d
HWND _hwndMsg; // the window to post _uMsg to
UINT _uMsg;
DWORD _dwDetailsInfoID; // an ID to the current info extraction
};
#endif _DUIINFO_